@misc{indiciaea0b41f703e14, title = {General precautions and techniques.}, author = {A L Linch and E R Hendrickson and M Katz and J R Martin and G O Nelson and J N Pattison and A L Vander Kolk and R B Weidner}, year = {1973}, url = {https://pubmed.ncbi.nlm.nih.gov/4701511/}, note = {Source identifier: 4701511} }